package com.sven.helloconsumer;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import feign.Logger;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;

@EnableFeignClients
@EnableDiscoveryClient
@SpringBootApplication
public class HelloConsumerApplication {

	/**
	 * 设置feign的日志级别
	 * 配置文件也要配置
	 * @return
	 */
	@Bean
	Logger.Level feignLoggerLevel(){
		return Logger.Level.FULL;
	}


	/**
	 * 此配置是为了服务监控而配置，与服务容错本身无关，springCloud升级后的坑
	 * ServletRegistrationBean因为springboot的默认路劲不是"/hystrix.stream"，
	 * 只要在自己的项目里配置上下面的servlet就可以了
	 * @return
	 */
	@Bean
	public ServletRegistrationBean getServlet() {
		HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();
		ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);
		registrationBean.setLoadOnStartup(1);
		registrationBean.addUrlMappings("/hystrix.stream");
		registrationBean.setName("HystrixMetricsStreamServlet");
		return registrationBean;

	}
	public static void main(String[] args) {
		SpringApplication.run(HelloConsumerApplication.class, args);
	}

}
